Răspunsuri

2014-04-02T18:36:28+03:00
X=numarul initial⇔1/4*x+x+85=500⇔1/4*x+x=415⇔impartim x in 4 numere=k⇔5k=415⇔k=83⇔x=83*4⇔x=332
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nu inteleg nimic
ce ai vrut sa spu ?????????????????????????????????????